The usage or vocabulary that is characteristic of a specific group of people.
The immigrants spoke an odd dialect of English.
2) Idiom NounIdiomatic Expression, Phrasal Idiom, Phrase, Set Phrase
An expression whose meanings cannot be inferred from the meanings of the words that make it up.
Threaten - to utter intentions of injury or punishment against; "He is threatening me with divorce".
Tea - a beverage made by steeping tea leaves in water; "Do we have tea?".
Evil Eye - a look that is believed to have the power of inflicting harm; "I caught the evil eye".